`casitsu.org`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:b92e^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:2bd1^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.43.209^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.185.46^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`brett.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4c^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14c^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`brett.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214c^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`brett.ns.cloudflare.com`
		A	108.162.193.76^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	172.64.33.76^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
		A	173.245.59.76^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`brett.ns.cloudflare.com`
NS	`melany.ns.cloudflare.com`
		A	2606:4700:50::a29f:268a^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c28a^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`melany.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:228a^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`melany.ns.cloudflare.com`
		A	108.162.194.138^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	162.159.38.138^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
		A	172.64.34.138^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`melany.ns.cloudflare.com`
TXT	`google-site-verification=RTmY5IyeepX8uQRwPu433J8p1dBtwxxVmj8_4KB7o14`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.43.209, 172.67.185.46
		IPv6 hints	2606:4700:3032::ac43:b92e, 2606:4700:3034::6815:2bd1
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=220, name=cloudflare-ech.com
SOA	`brett.ns.cloudflare.com`dns@cloudflare.com serial=2409468741

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1785501108

rank #958665 globally
rank #74399 in the tld

Same first word

casitsu.org

casitsu.com

casitsu.dk

Similar names

causist.com

suicast.de

icsaust.net.au

castius.com

ascitus.com

asticus.com

saticus.id

catsius.com

itcsusa.com

saticus.com

stacius.com

casuist.com

cuassit.com

aticuss.com

tcsiusa.com

DNS History

16 records (6 active, 10 former)

●NSbrett.ns.cloudflare.com2026-05-16 → 2026-07-31 · 2 obs

● 2026-05-16 02:36:06
● 2026-07-31 12:50:36

●NSmelany.ns.cloudflare.com2026-05-16 → 2026-07-31 · 2 obs

● 2026-05-16 02:36:06
● 2026-07-31 12:50:36

●A104.21.43.2092026-05-16 → 2026-07-31 · 6 obs

● 2026-05-16 02:36:06
● 2026-06-08 03:58:54
○ 2026-06-18 14:36:22
● 2026-07-04 00:11:24
○ 2026-07-10 00:58:34
● 2026-07-31 12:50:36

●A172.67.185.462026-05-16 → 2026-07-31 · 6 obs

● 2026-05-16 02:36:06
● 2026-06-08 03:58:54
○ 2026-06-18 14:36:22
● 2026-07-04 00:11:24
○ 2026-07-10 00:58:34
● 2026-07-31 12:50:36

○A188.114.96.02026-07-10 → 2026-07-10 · 3 obs

○ 2026-07-04 00:11:24
● 2026-07-10 00:58:34
○ 2026-07-31 12:50:36

○A188.114.96.42026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 03:58:54
● 2026-06-18 14:36:22
○ 2026-07-04 00:11:24
○ 2026-07-31 12:50:36

○A188.114.97.02026-07-10 → 2026-07-10 · 3 obs

○ 2026-07-04 00:11:24
● 2026-07-10 00:58:34
○ 2026-07-31 12:50:36

○A188.114.97.42026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 03:58:54
● 2026-06-18 14:36:22
○ 2026-07-04 00:11:24
○ 2026-07-31 12:50:36

○A2606:4700:3031::ac43:b92e2026-05-16 → 2026-06-08 · 4 obs

● 2026-05-16 02:36:06
● 2026-06-08 03:58:54
○ 2026-06-18 14:36:22
○ 2026-07-31 12:50:36

●A2606:4700:3032::ac43:b92e2026-07-04 → 2026-07-31 · 4 obs

○ 2026-06-18 15:32:40
● 2026-07-04 00:11:24
○ 2026-07-10 00:58:34
● 2026-07-31 12:50:36

●A2606:4700:3034::6815:2bd12026-07-04 → 2026-07-31 · 4 obs

○ 2026-06-18 15:32:40
● 2026-07-04 00:11:24
○ 2026-07-10 00:58:34
● 2026-07-31 12:50:36

○A2606:4700:3037::6815:2bd12026-05-16 → 2026-06-08 · 4 obs

● 2026-05-16 02:36:06
● 2026-06-08 03:58:54
○ 2026-06-18 14:36:22
○ 2026-07-31 12:50:36

○A2a06:98c1:3120::2026-06-18 → 2026-07-10 · 5 obs

○ 2026-06-18 14:36:22
● 2026-06-18 15:32:40
○ 2026-07-04 00:11:24
● 2026-07-10 00:58:34
○ 2026-07-31 12:50:36

○A2a06:98c1:3120::42026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 03:58:54
● 2026-06-18 14:36:22
○ 2026-06-18 15:32:40
○ 2026-07-31 12:50:36

○A2a06:98c1:3121::2026-06-18 → 2026-07-10 · 5 obs

○ 2026-06-18 14:36:22
● 2026-06-18 15:32:40
○ 2026-07-04 00:11:24
● 2026-07-10 00:58:34
○ 2026-07-31 12:50:36

○A2a06:98c1:3121::42026-06-18 → 2026-06-18 · 4 obs

○ 2026-06-08 03:58:54
● 2026-06-18 14:36:22
○ 2026-06-18 15:32:40
○ 2026-07-31 12:50:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, b0.org.afilias-nst.org, d0.org.afilias-nst.org	-
casitsu.org	brett.ns.cloudflare.com, melany.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.138

NS records: brett.ns.cloudflare.com, melany.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for casitsu.org (unsigned zone)

⏱️ Timing

Total: 530ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.43.209, 172.67.185.46`
AAAA	2	`2606:4700:3032::ac43:b92e, 2606:4700:3034::6815:2bd1`
NS	2	`brett.ns.cloudflare.com, melany.ns.cloudflare.com`
TXT	1	`google-site-verification=RTmY5IyeepX8uQR`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`brett.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

casitsu.org directs to four IP numbers, which are 104.21.43.209, 172.67.185.46, 2606:4700:3032::ac43:b92e and 2606:4700:3034::6815:2bd1.

lumenbureaudynamics.digital, espektrum.sk, hkmdf.com and two other host names share IP numbers with casitsu.org.

Name Servers

casitsu.org is delegated to two name servers: brett.ns.cloudflare.com and melany.ns.cloudflare.com.

casitsu.org uses the same name servers as several other domains — among them everuts.com, agentlinks.de, everutm.link and two more.

The name servers of casitsu.org overlap at least partially with those of other domains — among them stcki.com, stockuplus.com, csym.cn.com and two more.

These name servers commonly appear alongside the name servers ganz.ns.cloudflare.com and vin.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

brett.ns.cloudflare.com resolves to 108.162.193.76, 172.64.33.76, 173.245.59.76 and 3 other IP addresses.

melany.ns.cloudflare.com resolves to 108.162.194.138, 162.159.38.138, 172.64.34.138 and 3 other IP addresses.

casitsu.org - robtex.com

casitsu.org

org